Machine Key 1/2 x 1/2 x 3-1/4 Form B SS300 PL UN (4 Pieces)
Machine Key 1/2″ x 1/2″ x 3-1/4″ Form B 300 Series Stainless Steel Plain Undersized ASTM A484 (4 Pieces). Niche Fasteners specializes in hard to find fasteners and zerk fittings. Niche Fasteners. Big Value.